discv5::ForkId

Ethereum EIP-2124 fork identifier used for chain-correctness filtering. More...

#include <discovered_peer.hpp>

Public Attributes

	Name
std::array< uint8_t, 4 >	hash 4-byte CRC-32 fork hash
uint64_t	next next fork block number (0 = none)

Detailed Description

struct discv5::ForkId;

Ethereum EIP-2124 fork identifier used for chain-correctness filtering.

Mirrors the go-ethereum forkid.ID type:

• hash — CRC-32 of the canonical chain's genesis hash XOR'd with all activated fork block numbers up to the current block.
• next — the next scheduled fork block (0 if none is known).

Public Attributes Documentation

variable hash

std::array< uint8_t, 4 > hash {};

4-byte CRC-32 fork hash

variable next

uint64_t next {};

next fork block number (0 = none)

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Updated on 2026-04-13 at 23:22:46 -0700